Nodular cast iron elbow pressure test device
A ductile iron and elbow technology, which is applied in the field of ductile iron elbow pressure test devices, can solve the problems such as the specific value of the pressure that cannot be tested, the easy movement of the elbow, and the influence of the test, and achieves good test effect and simple structure. , the effect of easy cleaning
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Embodiment 1
[0025] see Figure 1-3 , a ductile iron elbow pressure test device, including a water storage tank 2, the lower part of the water storage tank 2 is fixedly connected with a plurality of walking wheels 1, the walking wheels 1 are universal wheels with brakes, and the universal wheels are convenient for moving the pressure test The device is convenient for the selection of the test position. The water pump 4 is installed on the upper part of the water storage tank 2, and the water inlet pipe 3 is fixedly connected to the bottom of the water pump 4. The water outlet pipe 16 is fixed on the upper right side of the water pump 4, and the water return pipe is installed below the water outlet pipe 16. 5. A pressure gauge 6 is installed above the water outlet pipe 16, and the pressure gauge 6 can monitor pressure changes in real time. A pressure regulating valve 7 is installed on the right side of the pressure gauge 6, and the pressure regulating valve 7 has the function of adjusting wa...
Embodiment 2
[0027] In another embodiment of the present invention, the difference between this embodiment and the above-mentioned embodiment is that the surface of the water receiving seat 15 has a number of leakage holes 14, and the leakage holes 14 can collect the leakage of water during the test process. , easy to clean up.
[0028] The working principle of the present invention is: the elbow is fixed inside the fixing mechanism 12, the fixing mechanism 12 is installed on the surface of the mounting plate 13, the pipeline is connected, the water pump 4 is started, the water enters the inside of the elbow from the water inlet pipe 3, and the pressure regulating valve 7 is adjusted , increase the water pressure, then close the water pump 4, observe the numerical changes of the pressure gauge 6, if the numerical value drops, there is a water leakage situation in the elbow, and the water leaked in the test process enters the water receiving seat 15 from the leakage hole 14, which is conveni...
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